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Crashing insect populations lead to smaller tree swallows that reproduce less
- June 22, 2026 at 7:00 PM
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Since the 1970s, the number of insects at Canada's Long Point Bird Observatory has dropped by more than 60%, according to a new study led by the University of Michigan. Because of this, today's birds are smaller and facing greater challenges to their breeding success than previous generations.
Originally published at Phys.org